/*
#include<stdio.h>
main()
{
	auto int i,j,k;
	printf("please input the number:\n");
	scanf("%d,%d",&i,&j);
	k=i*i+j*j;
	if(i!=0&&j!=0)
	{
		auto int k;
		if(i>j)
			k=i-j;
		else
			k=i+j;
		printf("result1 is%d\n",k);
	}
	printf("result2 is %d\n",k);
}
*/
